ln 2 in all languages in chars. Achievements Cheevos Holes Languages Medals Miscellaneous All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 560th kg583 🇺🇸 695 87 168ms 23 Nov 2025 562nd MeWhenI 🇻🇦 695 171 2,219ms 28 Mar 2025 563rd msbranicky 693 199 789ms 31 Aug 2023 564th adamnielson42 🇺🇸 692 73 19ms 14 Aug 2023 564th jtaxen 692 73 17ms 17 Mar 2024 564th ei14 692 73 179ms 23 May 2024 564th EnTerr 692 73 17ms 17 Jun 2024 564th YAJUE114514 692 73 11ms 10 Dec 2025 569th zakariamouhid 691 73 2,795ms 1 Aug 2023 570th Daniikk1012 690 41 268ms 3 Nov 2025 571st stefangimmillaro 690 190 151ms 4 Jun 2025 572nd BREMAUCY 🇫🇷 689 53 43ms 26 Dec 2025 573rd dokutan 685 284 2ms 7 Nov 2025 574th albanian-laundromat 675 176 3,004ms 18 Oct 2025 575th clemmers 🇺🇸 674 75 19ms 1 Aug 2023 575th aksyristos 674 75 18ms 1 Aug 2023 575th bac0id 674 75 20ms 20 Sep 2023 578th iczelia 🇩🇪 673 75 24ms 16 Oct 2025 579th msbranicky 665 76 17ms 3 Aug 2023 579th StHagel 665 76 18ms 3 Aug 2023 579th SniperSmiley 🇺🇸 665 76 18ms 15 Aug 2023 579th RYNO8 665 76 17ms 20 Aug 2023 579th epic-programmer-guy 665 76 18ms 31 Dec 2023 579th Just4FunCoder 665 76 17ms 26 Feb 2024 579th sultan 665 76 17ms 9 Mar 2024 579th stertooy 🇧🇪 665 76 18ms 11 Jun 2024 579th xyangst 665 76 18ms 12 Oct 2024 579th OSYCh314 🇦🇺 665 76 18ms 2 Nov 2024 579th Unknownuserfrommars 665 76 18ms 20 Nov 2024 579th austinleblanc 665 76 19ms 1 Mar 2025 579th 0dyse 665 76 19ms 29 Apr 2025 579th codewrite 🇬🇧 665 76 19ms 25 May 2025 579th GoldStar184 665 76 18ms 17 Jul 2025 579th muser-logiccpu 🇺🇦 665 76 18ms 9 Aug 2025 579th cthierfelder 🇲🇨 665 76 20ms 8 Sep 2025 579th LostSyntax21 🇬🇧 665 76 17ms 9 Nov 2025 579th Andrey2001 665 76 19ms 15 Dec 2025 598th tatzyr 🇯🇵 664 55 43ms 6 Feb 2025 599th rollershutter 662 58 202ms 8 Nov 2023 600th MeWhenI 🇻🇦 661 183 142ms 1 Aug 2023 601st CaedenHarper 🇨🇦 656 65 2,375ms 27 Sep 2025 602nd willdaspit 656 77 21ms 4 Aug 2023 602nd jgh713 656 77 18ms 29 Aug 2023 602nd diquah 656 77 19ms 1 Nov 2023 602nd cooljoseph1 656 77 19ms 24 Dec 2023 602nd jameswmccarty 656 77 17ms 4 Jun 2024 602nd swtchblade 656 77 19ms 15 Jul 2025 602nd Voltrifrodec 🇸🇰 656 77 19ms 7 Nov 2025 609th m-tkach 🇺🇦 656 254 73ms 17 Dec 2023 610th ovs-code 🇩🇪 654 211 1,735ms 14 Sep 2025 611th 4hg 🇺🇸 651 69 819ms 17 Sep 2023 612th edsrzf 🇳🇿 649 183 2,960ms 18 Jan 2025 613th Coolbeansyeah 648 78 18ms 13 May 2024 613th codingisgreatbutiamnot 648 78 19ms 29 Jul 2024 613th piano-miles 648 78 18ms 4 May 2025 613th Zhenyu-Bo 648 78 19ms 31 Jul 2025 613th jacekwladzinski 648 78 21ms 4 Oct 2025 618th Lydxn 🇨🇦 647 176 510ms 6 Aug 2023 619th mousetail 🇳🇱 644 60 1,017ms 24 Oct 2024 620th rifatx 644 138 512ms 15 Jul 2024 621st jared-hughes 643 177 533ms 24 Sep 2025 622nd heanyang1 640 60 213ms 29 May 2025 623rd eiburns 640 79 18ms 15 Sep 2023 623rd Mabeloid 🇳🇴 640 79 18ms 7 Sep 2024 623rd Cube14yt 640 79 19ms 19 Nov 2025 623rd zyc-2024 🇨🇳 640 79 20ms 30 Dec 2025 627th msbranicky 636 76 489ms 17 Jan 2024 627th Andrey2001 636 76 420ms 21 days ago 629th prestosilver 🇺🇸 635 154 22ms 2 Dec 2025 630th stefangimmillaro 634 191 296ms 23 Oct 2023 631st h3ra993huskp 🇯🇵 633 180 607ms 30 Nov 2025 632nd Natanaelel 🇸🇪 632 38 57ms 3 Aug 2023 633rd yuchuehw 632 80 17ms 16 May 2024 633rd RaBa21 🇭🇺 632 80 74ms 18 Jul 2025 635th inventshah 631 155 11ms 1 Aug 2023 636th dokutan 630 58 63ms 26 Dec 2025 637th primo-ppcg 🇹🇭 629 181 499ms 2 Aug 2023 638th AlephSquirrel 629 202 117ms 3 Aug 2023 639th Alex-x90 🇺🇸 627 156 7ms 24 May 2024 640th jstechman 624 81 69ms 25 Feb 2024 First Prev 561–640 of 1,792 Next Last